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TTCP Manuals

On this page...

  • Aggregate
  • Contract Administration
  • Earthwork
  • Hot-Mix Asphalt (HMA)
  • Portland Cement Concrete (PCC)

Instruction manuals used in the TTCP are available online by clicking on the appropriate title listed below. Hard copy manuals are distributed to class participants when they attend a class.

  • Nuclear Gauge Manual, 2025

  • Ride Quality Manual, 2025

  • Prestress Instruction Manual, 2025

  • Structures Field Inspection, 2025

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Aggregate

  • Instruction Text Manual, 2024-2025

  • Reference Manual, 2024-2025

  • Sampler, 2024-2025

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Contract Administration

  • Introduction, 2025

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Earthwork

  • Construction Inspector's Reference Guide Grading Manual

  • Erosion Control Field Guide

  • Erosion Control Reference Manual, 2024-2025

  • Soils Manual, 2024-2025

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Hot-Mix Asphalt (HMA)

  • Sampling Technician, 2025

  • Level I Instruction Manual, 2024-2025

  • Level II Instruction Manual, 2025

  • HMA Field Inspection Manual 2025

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Portland Cement Concrete (PCC)

  • Level I Instruction Manual, 2024-2025

  • Level II Instruction Manual, 2024-2025

  • Level III Instruction Manual, 2024-2025

  • Field Inspection Manual, 2025

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Department of Transportation

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Iowa Department of Transportation Central Office

800 Lincoln Way
Ames, IA 50010

Phone

515-239-1101

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